1611 search results - page 156 / 323 » An Access Control Model for Video Database Systems |
123
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ECSCW
1997
15 years 5 months ago
1997
: Extending and reinterpreting earlier work on the 'Spatial Model', this paper presents a generic model for supporting awareness in cooperative systems ('the AETHER ...
155
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SIGOPS
2010
14 years 10 months ago
2010
Finding an efficient configuration for cluster-based multi-tier Internet services is often a difficult task. Moreover, even a good configuration could become obsolete, depending o...
140
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MOBIHOC
2002
ACM
16 years 3 months ago
2002
ACM
Due to hidden terminals and a dynamic topology, contention among stations in an ad-hoc network is not homogeneous. Some stations are at a disadvantage in opportunity of access to ...
141
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ACSAC
2001
IEEE
15 years 7 months ago
2001
IEEE
This paper presents the Authorization Service provided by Tivoli Policy Director (PD) and its use by PD family members as well as third-party applications. Policies are defined ov...
133
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SSD
2007
Springer
15 years 10 months ago
2007
Springer
In many modern applications such as biometric identification systems, sensor networks, medical imaging, geology, and multimedia databases, the data objects are not described exact...